Motorcycle



FIG. 1 is a perspective view looking from the right-side upper direction of the motorcycle, showing our new design;

FIG. 2 is a right-side elevation view thereof;

FIG. 3 is a left-side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevation view thereof; and

FIG. 6 is a back elevation view thereof. 

The ornamental design for a motorcycle, as shown. 